In article<f9s5ehFm1a6U1@mid.individual.net>, Paul Carmichael<firstname.lastname@example.org> wrote: > I recently bought a 6D mkII. > > It is obviously a superior camera to the 1000D that I have had for some time. > The problem > is, I have an EFS lens (Sigma 10-20) which cannot be used on the full frame. > > I sort of decided to keep the old camera body just for that lens (and maybe > for the 400 - > does that make sense?). keeping a sigma lens never makes sense.